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All results from a given calculation for NH(CH3)CONH(CH3) (Urea, N,N'-dimethyl-)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-302.543938
Energy at 298.15K-302.553575
HF Energy-301.948565
Nuclear repulsion energy242.394133
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3644 3518 29.95      
2 A 3177 3067 12.04      
3 A 3121 3013 8.89      
4 A 3026 2921 0.28      
5 A 1667 1609 202.31      
6 A 1567 1513 39.35      
7 A 1537 1484 2.60      
8 A 1516 1463 14.37      
9 A 1478 1427 52.35      
10 A 1199 1158 1.08      
11 A 1175 1135 5.00      
12 A 1168 1128 9.69      
13 A 895 864 7.32      
14 A 491 473 8.16      
15 A 324 313 53.53      
16 A 227 219 1.53      
17 A 162 156 0.21      
18 A 46 44 0.15      
19 B 3639 3513 11.68      
20 B 3177 3066 7.54      
21 B 3122 3013 81.48      
22 B 3025 2920 145.76      
23 B 1580 1525 255.55      
24 B 1550 1497 55.38      
25 B 1525 1472 124.32      
26 B 1488 1436 14.53      
27 B 1282 1238 311.30      
28 B 1178 1137 6.35      
29 B 1170 1130 29.26      
30 B 1021 985 0.46      
31 B 714 689 16.71      
32 B 694 670 22.06      
33 B 489 472 294.12      
34 B 334 323 33.92      
35 B 120 115 16.88      
36 B 61 59 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 26293.8 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 25381.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/SDD
ABC
0.31103 0.06868 0.05754

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.098
O2 0.000 0.000 1.373
N3 0.000 1.182 -0.664
N4 0.000 -1.182 -0.664
C5 -0.071 2.508 0.000
C6 0.071 -2.508 0.000
H7 -0.220 1.129 -1.655
H8 0.220 -1.129 -1.655
H9 0.454 3.250 -0.623
H10 -0.454 -3.250 -0.623
H11 0.429 2.424 0.975
H12 -0.429 -2.424 0.975
H13 -1.113 2.836 0.168
H14 1.113 -2.836 0.168

Atom - Atom Distances (Å)
  C1 O2 N3 N4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14
C11.27561.40621.40622.51052.51052.09672.09673.36003.36002.61372.61373.04703.0470
O21.27562.35552.35552.85972.85973.23963.23963.84123.84122.49412.49413.27603.2760
N31.40622.35552.36391.48453.74961.01642.52442.11794.45562.10113.98452.15994.2510
N41.40622.35552.36393.74961.48452.52441.01644.45562.11793.98452.10114.25102.1599
C52.51052.85971.48453.74965.01722.15924.00651.10215.80421.09855.04011.10565.4752
C62.51052.85973.74961.48455.01724.00652.15925.80421.10215.04011.09855.47521.1056
H72.09673.23961.01642.52442.15924.00652.30112.45314.50573.00264.42602.65174.5628
H82.09673.23962.52441.01644.00652.15922.30114.50572.45314.42603.00264.56282.6517
H93.36003.84122.11794.45561.10215.80422.45314.50576.56361.79875.96111.80316.1723
H103.36003.84124.45562.11795.80421.10214.50572.45316.56365.96111.79876.17231.8031
H112.61372.49412.10113.98451.09855.04013.00264.42601.79875.96114.92421.78885.3652
H122.61372.49413.98452.10115.04011.09854.42603.00265.96111.79874.92425.36521.7888
H133.04703.27602.15994.25101.10565.47522.65174.56281.80316.17231.78885.36526.0923
H143.04703.27604.25102.15995.47521.10564.56282.65176.17231.80315.36521.78886.0923

picture of Urea, N,N'-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C5 120.536 C1 N3 H7 118.992
C1 N4 C6 120.536 C1 N4 H8 118.992
O2 C1 N3 122.804 O2 C1 N4 122.804
N3 C1 N4 114.392 N3 C5 H9 109.034
N3 C5 H11 107.928 N3 C5 H13 112.176
N4 C6 H10 109.034 N4 C6 H12 107.928
N4 C6 H14 112.176 C5 N3 H7 118.185
C6 N4 H8 118.185 H9 C5 H11 109.646
H9 C5 H13 109.520 H10 C6 H12 109.646
H10 C6 H14 109.520 H11 C5 H13 108.499
H12 C6 H14 108.499
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability